Q: Ecologists are now challenged to study global ecology. The apparent role
Ecologists are now challenged to study global ecology. The apparent role played by humans in changing the global environment makes it imperative that we understand the workings of the earth as a globa...
See AnswerQ: What evidence is there that variation in atmospheric CO 2 concentration is
What evidence is there that variation in atmospheric CO 2 concentration is linked to variation in global temperatures? In recent years, the governments of most countries of the world have been working...
See AnswerQ: Darwin (1842) was the first to propose that fringing reefs
Darwin (1842) was the first to propose that fringing reefs, barrier reefs, and atolls are different stages in a developmental sequence that begins with a fringing reef and ends with an atoll. Outline...
See AnswerQ: How was the amount of food that Gause (1934) provided
How was the amount of food that Gause (1934) provided in his experiment on competition among paramecia related to carrying capacity? In Gause’s experiments on competition, P. aurelia excluded P. cauda...
See AnswerQ: In his experiments on competition between T. confusum and T.
In his experiments on competition between T. confusum and T. castaneum, Park (1954) found that one species usually excluded the other species but that the outcome depended upon physical conditions. In...
See AnswerQ: Discuss how mathematical theory, laboratory models, and field experiments have
Discuss how mathematical theory, laboratory models, and field experiments have contributed to our understanding of the ecology of competition. List the advantages and disadvantages of each approach....
See AnswerQ: Predation is one of the processes by which one organism exploits another
Predation is one of the processes by which one organism exploits another. Others are herbivory, parasitism, and disease. What distinguishes each of these processes, including predation, from the other...
See AnswerQ: How are manipulation of host behavior by spiny-headed worms and
How are manipulation of host behavior by spiny-headed worms and manipulation of plant growth by the rust Puccinia monoica the same? How are they different? The details of these parasitic interactions...
See AnswerQ: Predation by one flour beetle species on another can be used as
Predation by one flour beetle species on another can be used as a potent means of interference competition. However, the predatory strategy seems to fail consistently in the presence of the protozoan...
See AnswerQ: In chapter 14 we have seen how a herbivorous stream insect controls
In chapter 14 we have seen how a herbivorous stream insect controls the density of its food organisms, how a herbivorous moth larva and pathogenic microbes combine to control an introduced cactus popu...
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